24activated and you want to adjust or disable the sleep timer. The sleep timer isdisabled when the display shows OFF.Adjusting the audio settingVia the audio settings, it is possible to adjust the high and low tones. Press the TONEbutton on the remote control to adjust the audio settings. Ater pressing once, BASS will appear on the display. Bass are the low tones.Press the vol+ button on the remote control to enhance the bass tones. Pressthe vol- button on the remote control to reduce the bass tones. Press the TONE button on the remote control to confirm the bass settings. Now TREB appears on the display. Treble are the high tones. Press the vol+button on the remote control to enhance the treble tones. Press the vol- buttonon the remote control to reduce the high tones. Press the TONE button on the remote control to confirm the treble settings.Resetting the deviceWhen the device is not responding or is not responding correctly, reset the device byputting the power switch on the back of the device in the off position. Then wait atleast 5 minutes before switching on the device again. If the device still does not workproperly after the reset, please consult the section troubleshooting, contact yourdealer or contact the Lenco helpdesk.Maintenance1. Clean the device only with a soft damp cloth.2. No part of this product requires maintenance.